.yin {
    display: none !important;
}

/*课程封面图*/
.container {
    width: 1180px;
}

.course-cover {
    background: #fff;
    padding: 20px 0 20px 20px;
    position: relative;
    -webkit-box-shadow: 0px 1px 2px #bbb;
    box-shadow: 0px 1px 2px #bbb;
    border-radius: 8px;
}

.course-thum {
    float: left;
}

.course-thum img {
    width: 450px;
    height: 253px;
}

.course-info {
    float: left;
    width: 600px;
    height: 253px;
    padding-left: 25px;
    position: relative;
}

.course-info h1 {
    line-height: 36px;
    color: #333;
    font-size: 24px;
    padding: 0 0 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/*课程价格/进入学习*/
.course-zj-djl {
    color: #999;
    font-size: 14px;
    line-height: 20px;
    padding-bottom: 15px;
}

.curr-price, .old-price {
    font-size: 28px;
    color: #f30;
}

.old-price {
    vertical-align: top;
    line-height: 42px;
    font-size: 14px;
    color: #999;
    text-decoration: line-through;
    margin-left: 10px;
}

.yxw-list-jineuxuexi {
    position: absolute;
    bottom: 0;
    overflow: hidden;
    padding-top: 20px;
}

.yxw-list-jineuxuexi a {
    width: 125px;
    height: 40px;
    line-height: 40px;
    display: inline-block;
    text-align: center;
    color: #ff700a;
    border: 1px solid #ff700a;
    font-size: 18px;
    margin-right: 3px;
    border-radius: 3px;
}

.yxw-list-jineuxuexi a:hover {
    background: #ff700a;
    color: #fff;
    transition: 0.3s;
}

/*列表课程内容*/
.course-cover-2 {
    width: 1200px;
    margin: 0 auto;
    margin-top: 20px;
    padding-bottom: 50px;
}

.course-cover-fl {
    width: 900px;
    min-height: 400px;
    background: #fff;
    float: left;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
}

.course-cover-fr {
    width: 270px;
    background: #fff;
    float: right;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
}

/*TAB切换*/
.aui-nav-list-box {
    overflow: hidden;
    border-bottom: 1px solid #e5e5e5;
    background: linear-gradient(#fff, #fafafa);
    border-top-right-radius: 8px;
    border-top-left-radius: 8px;
}

.aui-nav-list-box ul li {
    float: left;
    cursor: pointer;
    color: #333;
    height: 48px;
    line-height: 48px;
    border-right: solid 1px #e5e5e5;
    font-size: 16px;
}

.aui-nav-list-box ul li span {
    display: block;
    padding: 0 25px;
}

.aui-nav-list-box ul li span:hover {
    color: #ff700a;
}

.aui-nav-list-box .aui-current {
    color: #ff700a;
    background: #fff;
    font-weight: bold;
}

.aui-nav-list-item {
    display: none;
}

/*课程详情介绍*/
.yxw-kc-jianjie {
    padding: 25px 25px;
}

.yxw-kc-jianjie h3 {
    font-size: 18px;
    color: #333;
    font-weight: 700;
    margin-bottom: 10px;
}

.yxw-kc-jianjie p {
    color: #333;
    font-size: 14px;
    padding-bottom: 20px;
    line-height: 24px;
    text-align: justify;
}

.yxw-kc-jianjie p img {
    display: block;
    margin-top: -20px;
}

/*课程目录*/
.aui-nav-list-h3 {
    overflow: hidden;
    font-size: 14px;
    color: #333;
    line-height: 50px;
    text-align: center;
}

.task-task-list .task-task-item {
    position: relative;
    width: 100%;
    line-height: 50px;
    background: #fff;
    border-bottom: 1px solid #eee;
    box-sizing: border-box;
    padding: 0 30px 0 25px;
    display: block;
    color: #333;
}

.task-task-list .task-task-item:hover {
    background-color: #fcfcfc;
    color: #000;
}

.task-task-list .task-task-item .yxw-ks {
    width: 55px;
    color: #999;
    font-size: 14px;
    display: inline-block;
    padding-right: 10px;
}

.yxw-kc-s {
    position: absolute;
    top: 15px;
    right: 25px;
    width: 20px;
    height: 20px;
    background: url(http://m-zsff.yssdsp.com/m-images/yxw-kc-s.png) center no-repeat;
    background-size: 20px 20px;
}

.keshikan {
    font-size: 14px;
    color: #393;
    position: absolute;
    top: 0;
    right: 25px;
}

/*右边信息*/
.course-cover-fr h3 {
    color: #333;
    font-size: 16px;
    padding: 0 25px;
    line-height: 50px;
    border-bottom: 1px solid #e5e5e5;
    background: linear-gradient(#fff, #fafafa);
    border-top-right-radius: 8px;
    border-top-left-radius: 8px;
}

.course-cover-fr ul {
    padding: 10px 25px 20px;
}

.course-cover-fr li {
    position: relative;
    -webkit-transition: -webkit-box-shadow 0.5s linear;
    transition: box-shadow 0.5s linear;
    border-bottom-right-radius: 8px;
    border-bottom-left-radius: 8px;
}

.course-cover-fr li:hover {
    -webkit-box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.course-cover-fr li img {
    width: 220px;
    height: 124px;
    display: block;
    border-top-right-radius: 8px;
    border-top-left-radius: 8px;
}

.course-cover-fr li .link {
    display: block;
}

.course-cover-fr li .title {
    line-height: 20px;
    color: #333;
    font-size: 14px;
    display: block;
    padding: 10px 15px 15px;
    background: #f7f8f9;
    margin-bottom: 10px;
    border-bottom-right-radius: 8px;
    border-bottom-left-radius: 8px;
}

.course-cover-fr li .title:hover {
    color: #00bca1;
}

.course-cover-fr li span {
    position: absolute;
    top: 95px;
    right: 10px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 12px;
    border-radius: 4px;
    padding: 2px 6px;
}